Installation instructions For the competent person Installation instructions VR 71 GB, IE Publisher/manufacturer Vaillant GmbH Berghauser Str. 40 D-42859 Remscheid Telefon 021 91 18 0 Telefax 021 91 18 28 10 info@vaillant.de www.vaillant.de
Contents Contents 1 Safety... 3 1.1 General safety information... 3 1.2 Requirements for lines... 3 1.3 Regulations (directives, laws, standards)... 3 1.4 Intended use... 3 2 otes on the documentation... 5 2.1 Observing other applicable documents... 5 2.2 Storing documents... 5 2.3 Applicability of the instructions... 5 3 Product overview... 5 3.1 CE label... 5 3.2 Design of the product... 5 3.3 How it works... 5 3.4 Identification plate... 5 3.5 Checking the scope of delivery... 5 4 Installation... 6 5 Electrical installation... 6 6 Decommissioning... 7 7 Recycling and disposal... 7 8 Customer service... 8 9 Technical data... 8 2 Installation instructions VR 71 0020197272_00
Safety 1 1 Safety 1.1 General safety information 1.1.1 Risk of death from live connections There is a risk of death from electric shock when working on the product when it is open. Switch the main switch off before removing the cover to work on the product. Disconnect the product from the power mains by de-energising the product using a partition with a contact opening of at least 3 mm (e.g. fuses or power switches). Check that the product is de-energised. Secure the power supply against being switched on again. 1.1.2 Material damage due to unsuitable installation room If you are installing the product in a moist environment, the electronics may be damaged by moisture. Only install the product in dry rooms. 1.1.3 Danger due to malfunctions Ensure that the heating system is in a technically perfect condition. Ensure that no safety or monitoring devices have been removed, bridged or disabled. Immediately rectify any faults and damage that may affect safety. At lengths of 10 m or more, mains voltage supply lines must be laid separately from sensor or bus lines. Secure all supply lines in the casing using the enclosed strain relief. Do not use the unit's free terminals as supports for other wiring. 1.2 Requirements for lines Use standard commercial lines for the wiring. Do not use flexible lines for mains voltage supply lines. Use insulation cables for mains voltage supply lines (e.g. YM 3 x 1.5). Minimum cross-section Supply line for mains voltage (pump or mixer mains cable) ebus line (extra-low voltage) Sensor line (extra-low voltage) Maximum line length Sensor lines Bus lines 1.5 mm² 0.75 mm² 0.75 mm² 50 m 125 m 1.3 Regulations (directives, laws, standards) Observe the national regulations, standards, guidelines and laws. 1.4 Intended use In the event of inappropriate or improper use, damage to the product and other property may arise. This product is a system component that enhances the system's functionality. A controller controls and regulates the functions via an ebus interface. Operation is permissible with the following component: VRC 700 Intended use includes the following: observance of accompanying operating, installation and servicing instructions for the product and any other system components compliance with all inspection and maintenance conditions listed in the instructions. This product can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the product in a safe way and understand the hazards involved. Children shall not play with the product. Cleaning and user maintenance shall not be made by children without supervision. Children must not play with the product. Cleaning and user maintenance work must 0020197272_00 VR 71 Installation instructions 3
1 Safety not be carried out by children unless they are supervised. Any other use that is not specified in these instructions, or use beyond that specified in this document shall be considered improper use. Any direct commercial or industrial use is also deemed to be improper. Caution. Improper use of any kind is prohibited. 4 Installation instructions VR 71 0020197272_00
otes on the documentation 2 2 otes on the documentation 2.1 Observing other applicable documents You must observe all the operating and installation instructions included with the system components. 2.2 Storing documents Pass these instructions and all other applicable documents on to the system operator. 3.3 How it works The product has inputs and outputs. By assigning the inputs and outputs in different ways, you can set up various systems. The inputs and outputs are configured using the controller. 3.4 Identification plate The identification plate is located on the right-hand side of the casing. 2.3 Applicability of the instructions These instructions apply only to: VR 71 article number Great Britain 0020184847 3 Product overview 3.1 CE label Information on the identification plate Serial number VR 71 V W Meaning For identification Product description Operating voltage Power consumption Switching capacity for each relay and overall switching capacity Product complies with European standards and directives Proper disposal of the product The CE label shows that the products comply with the basic requirements of the applicable directives as stated on the identification plate. The declaration of conformity can be viewed at the manufacturer's site. 3.2 Design of the product 1 3.5 Checking the scope of delivery Quantity Component 1 VR 71 4 VR 10 1 VR 11 1 Installation accessories (bolts and rawl plugs) 1 Installation instructions Check that the scope of delivery is complete. 2 4 3 1 Wall-mounting base 2 Diagnostics socket 3 Front casing 4 Cover for the fixing screw 0020197272_00 VR 71 Installation instructions 5
4 Installation 4 Installation Opening the product C D 6. Slide the cover over the fixing screw until the cover clicks into place. 5 Electrical installation Danger! Risk of electric shock There is a risk of electric shock when working on electrical components that are connected to the low-voltage network. Disconnect the product from the power supply. Secure the product against being switched back on again. Check that the product is de-energised. Only open the product when it is de-energised. B 1 2 3 A 1. Open the product in accordance with the illustration. Installing the product 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 O I O I S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 - + BUS B 230V 230V R1 R2 R3 R4 R5 R6 R7/8 R9/10 R11/12 R13 1 2 1 2 1 2 5 4 1 Input 2 Input and output 3 ebus 4 Output 5 Mains connection B A 1. Connect the required inputs and outputs from the selected system diagram. 2. Connect the product using a fixed connection and a partition with a contact opening of at least 3 mm (e.g. fuses or power switches). 2. Install the product using the appropriate fastening material in accordance with the illustration. 3. Connect the product. ( Page 6) Closing the product 4. Mount the front casing at the top of the wall socket. 5. Use the fixing screw to secure the front casing. Danger! Risk of damage caused by incorrect installation. Connecting wires that have been stripped back too far may cause short circuits and damage the electronics if a strand accidentally comes loose. 6 Installation instructions VR 71 0020197272_00
Decommissioning 6 Only strip the outer sheathing of flexible cables to a maximum of 2.5 cm to prevent short circuits. ay the lines correctly. Use the strain relief. Connecting the line to the lower terminal block D E 3. Do not damage the insulation on the connecting wires when you strip the outer sheathing of the line. Connecting the line to the upper terminal block C C 25 mm A D 25 mm B B A 6. Connect all of the required lines in accordance with the illustration. 4. Connect the required inputs and outputs in accordance with the illustration. 5. Connect the ebus line to the terminal strip in the controller's wall socket. 7. Close the product. ( Page 6) 6 Decommissioning 1. Decommission the heating installation if you want to replace the product. 2. Disconnect the product from the power mains by de-energising the product using a partition that has a contact opening of at least 3 mm. 3. Check that the product is de-energised. 4. Secure the power supply against being switched on again. 5. Open the product. ( Page 6) 6. Disconnect the lines from the product's terminal block. 7. Unscrew the wall-mounting base from the wall. 7 Recycling and disposal The competent person who installed your product is responsible for the disposal of the packaging. If the product is identified with this symbol: In this case, do not dispose of the product with the household waste. Instead, hand in the product to a collection centre for old electrical or electronic appliances. 0020197272_00 VR 71 Installation instructions 7
8 Customer service If the product contains batteries that are marked with this symbol, these batteries may contain substances that are hazardous to human health and the environment. In this case, dispose of the batteries at a collection point for batteries. 8 Customer service To ensure regular servicing, it is strongly recommended that arrangements are made for a Maintenance Agreement. Please contact Vaillant Service Solutions (0870 6060 777) for further details. 9 Technical data Max. operating voltage Total current Rated surge voltage Max. extra-low voltage (EV) Safety extra-low voltage (SEV) Mode of operation Connection type 230 V 6.3 A 2,500 V 24 V 24 V evel of protection IP 20 Protection class Degree of contamination 2 Type 1.B.C.Y Ambient temperature 0 60 Rel. air humidity 29 95 % Height Width Depth Y I 293 mm 277 mm 68 mm 8 Installation instructions VR 71 0020197272_00
*2703904_rev0* 0020197272_00 22.04.2015 Vaillant td ottingham Road Belper Derbyshire DE56 1JT Telephone 44 84 56 02 29 22 Vaillant Service Solutions 44 807 06 06 07 77 Spares Technical Enquiries 44 17 73 59 66 15 info@vaillant.co.uk technicalspares@groupservice.co.uk www.vaillant.co.uk These instructions, or parts thereof, are protected by copyright and may be reproduced or distributed only with the manufacturer's written consent.